INNOSPEC INC. — Director's Dealing 2026

Feb 25, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: INNOSPEC INC. (IOSP)
CIK: 0001054905
Period of Report: 2026-02-23

Reporting Person: Blair Graeme (N/A)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-02-23	Phantom Stock	$	A	520	Acquired	2029-02-23	Common Stock (520)	Direct

Footnotes

F1: Each share of phantom stock is the economic equivalent of one share of Innospec common stock. The award is scheduled to automatically settle in cash on the Expiration Date based on the closing price of Innospec common stock on that date.